All Math Words Encyclopedia

R

Radial Symmetry

Radian

radian see Angle

Radical

Radius of a circle see Circle

Raise to a Power

random event see Randomness

random number see Randomness

Randomness

randomness test see Randomness

Range

rate of change see Line

Rate of interest see Interest

Rational

Rational Expression

Rational Number

Rational root see Rational Roots Theorem

Rational Roots Theorem

ray see Line

Real axis see Complex Number

Real Number

Real numbers, Trichotomy property of see Trichotomy Property of Real Numbers

Real part see Complex Number

Reason

Reciprocal see Multiplicative Inverse

Rectangle

rectangular coordinate system see Coordinate System

Recursive

Reducing Fractions

Reflection

Reflex Angle

Reflexive Property of Equality

Regular dodecagon see Dodecagon

Regular dodecahedron see Dodecahedron

Regular hexagon see Hexagon

Regular Polygon

Regular tetrahedron see Tetrahedron

Relation

relative error see Measurement Error

Relative frequency see Absolute frequency

Relatively prime see Coprime

Represent

Revolution

Revolutions per minute see Revolution

Rhind Papyrus

Rhombus

Riemannian Geometry

Right Angle

Right Triangle

rise see Line

Root

Root (exponent) see Exponent

Rotation

Rotation, axis of see Axis

Rule of 72 see Doubling Time

Ruler Postulate

run see Line